package com.ziyueyuwen.xiniao.base.exception.nullpoint;

/**
 * @author wancheng  on 2019/1/23.
 */
public class LessonNotExistException extends Exception{

    public LessonNotExistException() {
        super("课节不存在!");
    }

    public LessonNotExistException(String message) {
        super(message);
    }
}
